Q: What are the prime factors of the number 66,267,604?

 A: 2, 13, 167, 587

Why are those the prime factors of the number 66,267,604?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 66,267,604

66,267,604
Factor Arrows
233,133,802
Factor Arrows
216,566,901
Factor Arrows
131,274,377
Factor Arrows
1398,029
Factor Arrows
167587

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 13, 167, 587

We can check our work by multiplying all of the prime factors together: 2 x 2 x 13 x 13 x 167 x 587 = 66,267,604

This can also be written as 22 x 132 x 1671 x 5871 = 66,267,604

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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